See www.appleinsider.com for progressively updated info this morning; so far www.thinksecret.com has nothing, but that may change. Other Mac/Apple rumor sites may have more, too, especially as Sept. 12 gets closer.

I have to suspect that the brief store closure this morning implies something more than JUST a product refresh or additional model - I'm guessing a completely new product of some kind. Now, let's see... the rumored plasma TV with a built-in Mini never materialized at the last Macworld Expo...